Each person on a team brings a unique perspective to the process; i.e., how things work; what happens when changes are made, and how to sustain improvements during daily work. Contributions are made from each individual's skill set and the team's synthesis of ideas.
Division of labor is the economic term for the practice of assigning small parts of a complicated job to individual workers who specialize in doing just their small part.
For the business class, the message could not have been clearer: Governments are inefficient, slow, and plodding; the market is orderly, prompt, and decisive. Bureaucrats make mistakes, cause delays, and contribute to over- and underpricing; the market correctly regulates output and balances costs and profits.